==Curiosity TV - Search for Japan's Lost Supersub (2019)== [[http://forums.mvgroup.org/index.php?showtopic=80900|Curiosity TV - Search for Japan's Lost Supersub (2019)]] {{fhd.jpg?45|}} {{https://forums.mvgroup.org/release.images/Harry65/horiz%201.jpg?300&nolink|}} **Search for Japan's Lost Supersub** The I-400 was one of the Imperial Japanese Navy's Sen Toku-class submarines, which were the largest submarines ever built before the age of nuclear-powered subs. These massive vessels were longer than a football field and were used as submarine aircraft carriers. ==See Also== {{|}} ==Trailer== ,,Full Version Available Upon Request,, {{ youtube> }} \\ ==Full Version== \\ \\ ,,The availability of this link might be uncertain!,,\\ ,,Full version is available upon request.,,\\ ,,Related Documentary,,\\ {{ youtube>mBx2Bu-jnOs }} \\ \\ {{tag>FHD Maritime Military Japan Submarine Recovery CuriosityTV FF 2019 ar12/19 Name}} \\